Home / 14,577.40-21,866.10-12,849.40

Finding the Fourth Proportional to 14,577.40, 21,866.10 and 12,849.40

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Solution

The fourth proportional to 14,577.40, 21,866.10 and 12,849.40 is: 19,274.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,577.40 : 21,866.10 = 12,849.40 : x
  2. Step 2: Convert to fraction form
    14,577.40/21,866.10 = 12,849.40/x
  3. Step 3: Cross multiply
    14,577.40x = 21,866.10 × 12,849.40
  4. Step 4: Simplify right side
    14,577.40x = 280,966,265.34
  5. Step 5: Solve for x
    x = 280,966,265.34/14,577.40
  6. Step 6: Final answer
    x = 19,274.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.